Berlin bans Uber app citing passenger safety — The mobile taxi app Uber has been banned in Berlin by the city's State Department of Civil and Regulatory Affairs. — In a statement, the authority said it had banned the app on passenger safety grounds and threatened the firm with a 25,000 euro …

Ask.com Buys Ask.fm, an Anonymous Q.&A. Start-Up — Ask, and ye shall receive. — Ask.com, the Oakland, Calif.-based company owned by IAC/InterActiveCorp, announced on Thursday it had acquired Ask.fm, a highly popular question-and-answer website. — The move signals Ask.com's first significant push into social networking.